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2135230001 = 23591997907
BaseRepresentation
bin111111101000101…
…0000011000110001
312111210210220220122
41333101100120301
513333104330001
6551513220025
7103625104232
oct17721203061
95453726818
102135230001
119a63109a3
124b7101615
132804a4508
1416381b089
15c76c5b1b
hex7f450631

2135230001 has 16 divisors (see below), whose sum is σ = 2277504000. Its totient is φ = 1997435088.

The previous prime is 2135229989. The next prime is 2135230043. The reversal of 2135230001 is 1000325312.

It is not a de Polignac number, because 2135230001 - 226 = 2068121137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2135230901) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 266090 + ... + 273996.

It is an arithmetic number, because the mean of its divisors is an integer number (142344000).

Almost surely, 22135230001 is an apocalyptic number.

It is an amenable number.

2135230001 is a deficient number, since it is larger than the sum of its proper divisors (142273999).

2135230001 is a wasteful number, since it uses less digits than its factorization.

2135230001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8188.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 2135230001 is about 46208.5490034041. The cubic root of 2135230001 is about 1287.7005690738.

Adding to 2135230001 its reverse (1000325312), we get a palindrome (3135555313).

The spelling of 2135230001 in words is "two billion, one hundred thirty-five million, two hundred thirty thousand, one".

Divisors: 1 23 59 199 1357 4577 7907 11741 181861 270043 466513 1573493 10729799 36190339 92836087 2135230001